Inventor

DAN KOICHI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “DAN KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TORAY INDUSTRIES

2 patents

US7182870B2Feb 27, 2007

Hollow fiber membrane and method of producing the same

TORAY INDUSTRIES21 citations90

US7504034B2Mar 17, 2009

Hollow fiber membrane and method of producing the same

TORAY INDUSTRIES8 citations81

KOJIMA HIROJI

1 patent

US9056956B2Jun 16, 2015

Polyethylene terephthalate composition, manufacturing method therefor, and polyethylene terephthalate film

KOJIMA HIROJI4 citations68